Start mailer

.env

@@ -4,3 +4,8 @@ RUST_LOG=debug
 KEY_SECRET="NEPJs#8jjn8SK8GC7QEC^*P844UgsyEbQB8mRWXkT%3mPrwewZoc25MMby9H#R*w2KzaQgMkk#Pif$kxrLy*N5L!Ch%jxbWoa%gb"
 JWT_SECRET="42^iFq&ZnQbUf!hwGWXd&CpyY6QQyJmkPU%esFCvne5&Ejcb3nJ4&GyHZp!MArZLf^9*5c6!!VgM$iZ8T%d#&bWTi&xbZk2S@4RN"
 PGDATESTYLE=
+SENDMAIL_SECRET=1a9dd7ba41edc5fd030e2281c52b7b49-02fa25a3-02e6d387
+SENDMAIL_KEY_ID=02fa25a3-02e6d387
+SMTP_HOST=smtp.mailgun.org
+SMTP_USER=bazzar@sandbox69e5633f64264d8c973b3c82408dfb17.mailgun.org
+SMTP_PASSWORD=49940d86d0742959f677c74cc542abb0-02fa25a3-f65fc7b4

Cargo.lock

@@ -609,6 +609,7 @@ dependencies = [
  "hmac",
  "jemallocator",
  "jwt",
+ "lettre",
  "log",
  "oauth2",
  "parking_lot 0.12.0",
@@ -1046,6 +1047,15 @@ version = "1.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
 
+[[package]]
+name = "email-encoding"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6690291166824e467790ac08ba42f241791567e8337bbf00c5a6e87889629f98"
+dependencies = [
+ "base64",
+]
+
 [[package]]
 name = "encoding_rs"
 version = "0.8.31"
@@ -1080,6 +1090,15 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
 
+[[package]]
+name = "fastrand"
+version = "1.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3fcf0cee53519c866c09b5de1f6c56ff9d647101f81c1964fa632e148896cdf"
+dependencies = [
+ "instant",
+]
+
 [[package]]
 name = "firestorm"
 version = "0.5.0"
@@ -1398,6 +1417,17 @@ dependencies = [
  "digest 0.10.3",
 ]
 
+[[package]]
+name = "hostname"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3c731c3e10504cc8ed35cfe2f1db4c9274c3d35fa486e3b31df46f068ef3e867"
+dependencies = [
+ "libc",
+ "match_cfg",
+ "winapi",
+]
+
 [[package]]
 name = "http"
 version = "0.2.6"
@@ -1631,6 +1661,34 @@ version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
+[[package]]
+name = "lettre"
+version = "0.10.0-rc.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5144148f337be14dabfc0f0d85b691a68ac6c77ef22a5c47c5504b70a7c9fcf3"
+dependencies = [
+ "async-trait",
+ "base64",
+ "email-encoding",
+ "fastrand",
+ "futures-io",
+ "futures-util",
+ "hostname",
+ "httpdate",
+ "idna",
+ "mime",
+ "nom",
+ "once_cell",
+ "quoted_printable",
+ "regex",
+ "rustls 0.20.4",
+ "rustls-pemfile",
+ "tokio",
+ "tokio-rustls 0.23.3",
+ "tracing",
+ "webpki-roots 0.22.3",
+]
+
 [[package]]
 name = "libc"
 version = "0.2.123"
@@ -1714,6 +1772,12 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d"
 
+[[package]]
+name = "match_cfg"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffbee8634e0d45d258acb448e7eaab3fce7a0a467395d4d9f228e3c1f01fb2e4"
+
 [[package]]
 name = "matches"
 version = "0.1.9"
@@ -2205,6 +2269,12 @@ dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "quoted_printable"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3fee2dce59f7a43418e3382c766554c614e06a552d53a8f07ef499ea4b332c0f"
+
 [[package]]
 name = "rand"
 version = "0.8.5"

api/Cargo.toml

@@ -62,3 +62,5 @@ oauth2 = { version = "4.1.0", features = [] }
 async-trait = { version = "0.1.53", features = [] }
 
 jemallocator = { version = "0.3.2", features = [] }
+
+lettre = { version = "0.10.0-rc.5", default-features = false, features = ["tracing", "smtp-transport", "hostname", "builder", "tokio1-rustls-tls"] }

api/src/actors/email_manager.rs

@@ -0,0 +1,32 @@
+use lettre::transport::smtp::authentication::Credentials;
+use lettre::{AsyncSmtpTransport, Tokio1Executor};
+
+#[derive(Debug, thiserror::Error)]
+pub enum Error {}
+
+pub type Result<T> = std::result::Result<T, Error>;
+
+pub struct EmailManager {
+    mailer: AsyncSmtpTransport<Tokio1Executor>,
+}
+
+impl actix::Actor for EmailManager {
+    type Context = actix::Context<Self>;
+}
+
+impl EmailManager {
+    pub fn build() -> Result<Self> {
+        let smtp_credentials = Credentials::new(
+            std::env::var("SMTP_USER").expect("Missing SMTP_USER variable"),
+            std::env::var("SMTP_PASSWORD").expect("Missing SMTP_PASSWORD variable"),
+        );
+
+        let mailer = AsyncSmtpTransport::<Tokio1Executor>::relay(
+            &std::env::var("SMTP_USER").expect("Missing SMTP_USER env variable"),
+        )
+        .expect("Can't construct async smtp mailer")
+        .credentials(smtp_credentials)
+        .build();
+        Ok(Self { mailer })
+    }
+}

api/src/actors/mod.rs

@@ -1,4 +1,5 @@
 pub mod cart_manager;
 pub mod database;
+pub mod email_manager;
 pub mod order_manager;
 pub mod token_manager;